Home / 260,931.23-391,273.48-101,082.04

Finding the Fourth Proportional to 260,931.23, 391,273.48 and 101,082.04

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Solution

The fourth proportional to 260,931.23, 391,273.48 and 101,082.04 is: 151,575.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,931.23 : 391,273.48 = 101,082.04 : x
  2. Step 2: Convert to fraction form
    260,931.23/391,273.48 = 101,082.04/x
  3. Step 3: Cross multiply
    260,931.23x = 391,273.48 × 101,082.04
  4. Step 4: Simplify right side
    260,931.23x = 39,550,721,556.30
  5. Step 5: Solve for x
    x = 39,550,721,556.30/260,931.23
  6. Step 6: Final answer
    x = 151,575.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.